Understanding SAX Parser

Front

What is SAX in the context of XML?

Back

SAX stands for Simple API for XML, which is an event-driven online algorithm for parsing XML documents.

Front

How does SAX differ from DOM in processing XML documents?

Back

SAX works on each element of the XML document sequentially and issues parsing events, while DOM processes the document as a whole, creating an abstract syntax tree.

Front

What is the main advantage of using SAX over DOM?

Back

SAX processes documents state-independently, making it suitable for large XML files where memory efficiency is important.

Front

What does a SAX parser do with XML data?

Back

A SAX parser triggers events as it reads through the XML data but does not manipulate the data itself; it is up to the user to decide how to handle the data.

Front

What is the role of a parser in processing XML documents?

Back

A parser examines the XML document, checks for errors, validates it against a schema or DTD, and may copy the data into a native data structure.

Front

Is there a formal specification for SAX?

Back

No, unlike DOM, SAX does not have a formal specification.

Front

What is the Java implementation of SAX regarded as?

Back

The Java implementation of SAX is regarded as the de-facto standard.